Mobile Developer Productivity at Reddit
Article Summary
Reddit's mobile team ships features 30% faster after overhauling their developer productivity infrastructure. Here's how they did it.
Reddit's mobile engineering team documented their journey to improve developer velocity across iOS and Android. They tackled everything from build times to testing infrastructure, measuring impact at each step.
Key Takeaways
- Cut iOS build times from 25 minutes to under 10 minutes
- Reduced CI queue times by 60% through pipeline optimization
- Implemented modularization to enable parallel builds and faster iteration
- Created shared tooling between iOS and Android teams
- Established metrics dashboard tracking build health and developer wait times
Critical Insight
By systematically addressing build performance, CI infrastructure, and tooling, Reddit reduced developer wait time by hours per week and increased deployment frequency by 30%.
